STEP 1: After setting up your Reward, click on "Next"  To setup Points for Actions, Points for social share and Points for Custom Actions.

STEP 2: Here  you can Assign points to every action a user is expected to take and assign points to every social share a user makes.

This means that for ever time a user shares your content on any of the Listed social media platforms, They will be awarded some points which if they accumulate a certain Number of Points, they will automatically have access to what ever you are offering them.

Points for Custom Actions

STEP 3: You can customized specific Actions you would want to happen when a user takes action 

STEP 4: Customize actions points from this section, Add the necessary information and your Custom Reward Action will be created.